Home / 3,099.87-4,273.62-2,214.15

Finding the Fourth Proportional to 3,099.87, 4,273.62 and 2,214.15

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Solution

The fourth proportional to 3,099.87, 4,273.62 and 2,214.15 is: 3,052.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,099.87 : 4,273.62 = 2,214.15 : x
  2. Step 2: Convert to fraction form
    3,099.87/4,273.62 = 2,214.15/x
  3. Step 3: Cross multiply
    3,099.87x = 4,273.62 × 2,214.15
  4. Step 4: Simplify right side
    3,099.87x = 9,462,435.72
  5. Step 5: Solve for x
    x = 9,462,435.72/3,099.87
  6. Step 6: Final answer
    x = 3,052.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.